From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793433156; b=1EV+f360y3nxnCECFKDFIZI1wv9rhXUpfZFI4LJIYTNPSDwAkGLjRb8ad0V60MGl5JEx wQ9TG0SUNA63GMj/Ny47L5LSGm9LpHl6ZxvCSojifF0x+XKim7OZXEU2uhBMVoA0mX5qb 8T2gSVEvqa3tBR/qIhcCnnBeq2HqNHXwEhvbGI4CdQhHsLiBzPjdmLnMefOHOh4I6lQem 7bQUdUH5sWYjFeHjz6qDB2Yvjj3nUxLo0IzqqglNtG7nZahIpQfklsYBTsbBT4840m0f3 aM3LVz8hwYlYpvn6vUR5fNE7vlqqreCK881Du/H80B2FpnIESrXeNTbMS1EmVApguIA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793433156; h=Received:DKIM-Signature:From:Date:Subject:MIME-Version:Content-Type: Content-Transfer-Encoding:Message-Id:References:In-Reply-To:To:Cc: X-Mailer:X-Developer-Signature:X-Developer-Key; bh=xk6JFEc5S8U0ON/VKNslbDN7uy3qw8GwhaioWxaPuYs=; b=tln8LW697x7uLXqdq4quU1q8NYH1YHDZCdraxXr15bWAxPf0FgC1j7XtA6KODeJHQqcT mIuuVkUePsXtJF212iV28v+L5KijiPICAFSbjwNjAz3+kk46Yd9LGQqHbvErBUNmyq2q5 za73k8ibzHwXAmSEmalhzAFQ+TL/qXcsa99NATqGu0bN4BoPyOrwqr/Yyc0rzF7IC1jKT xRgII2qARV/NL13nGtxiDCNQcOewt7fOS2x9QxhY4Fu6M0dXJkJnstFKSFoK4Dy7Jb93M aHjHCzoKRu6Htmc9ip/ujlPCM4E95vCgbUHkj1B0pMGipSd7cirmfGULwPHk5SkaRJQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b="O4DskQb/"; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 16E5E606A321 for ; Sat, 31 Oct 2026 07:52:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=O4DskQb/ Received: by smtp.kernel.org (Postfix) with ESMTPSA id E87A31F000C1; Sat, 31 Oct 2026 07:52:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793433155; bh=xk6JFEc5S8U0ON/VKNslbDN7uy3qw8GwhaioWxaPuYs=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=O4DskQb/dPWq53VgGBawtzCdra6nBslgxrlMx1N7WzWLtoeJ2wagsdjm456jlEEY1 eYciMFNqAuAGldzahQk9MA9i3Z+evc5hipUzIqhle/9eRA5vRvH1FJf4CEnwfeuYhQ Y17fBH6jVYKxa9OBa4Gi/jm7T7Y1zrZYqgn/3HHsPcn9NzGSnSuEF61iQA0YRj/aEx jvFjUiNoTHXKrZ/o5ntlEEZascmIq6wlFbkxVEtEJlJyEuId3qp2D7HsPMKDAdfIuY ALdAvhF8xsCtZdgSsnlloxNpP/Oe+3EYO2lJ2miGxPI6HOCcyr1H4Yhj9/Dell0z9i JtBJbV3lI9N/w== From: Vincent Mailhol Date: Sat, 31 Oct 2026 08:51:50 +0100 Subject: [PATCH 2/3] x86/numa: Add CPU_SUP_AMD dependency for legacy AMD NUMA X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261031-processor_select_is_not_an_expert_feature-v1-2-6227bdbbe5a9@kernel.org> References: <20261031-processor_select_is_not_an_expert_feature-v1-0-6227bdbbe5a9@kernel.org> In-Reply-To: <20261031-processor_select_is_not_an_expert_feature-v1-0-6227bdbbe5a9@kernel.org> To: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" Cc: linux-kernel@vger.kernel.org, Vincent Mailhol X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=795; i=mailhol@kernel.org; h=from:subject:message-id; bh=3RaAs2e2dihqvcAi3wkyj7i7K2JTM7n3Z6DPWaAeazE=; b=owGbwMvMwCV2McXO4Xp97WbG02pJDFlP59lO2MPen7L/A3vox6qlv4/L6bi85DT1n/Bri8BB/ qdOs37pdExkYRDjYrAUU2RZVs7JrdBR6B126K8lzBxWJpAh0iINDEDAwsCXm5hXaqRjpGeqbahn CGToGDFwcQrAVLN1MvwVYbdxk5ZpbLYry+Nl3L0scGuG1Ldb066HPKl/czl48iNbRoZNd4IPTPl 2519K9jnjyzEejGsF2/pjarfzGErsm6l38BkTAA== X-Developer-Key: i=mailhol@kernel.org; a=openpgp; fpr=ED8F700574E67F20E574E8E2AB5FEB886DBB99C2 The legacy AMD NUMA probe reads topology from an Opteron northbridge. It is only useful when AMD CPUs are supported, so gate it with CPU_SUP_AMD. Signed-off-by: Vincent Mailhol --- arch/x86/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index e09ec15a689a..6ee0265b5483 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1524,7 +1524,7 @@ config NUMA config AMD_NUMA def_bool y prompt "Old style AMD Opteron NUMA detection" - depends on X86_64 && NUMA && PCI + depends on X86_64 && NUMA && PCI && CPU_SUP_AMD help Enable AMD NUMA node topology detection. You should say Y here if you have a multi processor AMD system. This uses an old method to -- 2.56.0